ICD-10 Guide

History Of Pneumonia

ICD-10 Coding for History of Pneumonia(Z87.01, Z86.19)

PRIMARY SPECIALTYPulmonology

COMPLEXITYHigh

LAST UPDATED09/15/2025

Sam Tuffun, PT, DPT

Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is History Of Pneumonia?

Essential facts and insights about History of Pneumonia

Key Clinical Considerations:

History of cough, fever, and difficulty breathing
Chest X-ray showing previous pneumonia
Decreased breath sounds or crackles on auscultation

Clinical Information

Clinical Criteria & Documentation Requirements

Document previous episodes of pneumonia and treatment history
Use specific terms like 'resolved pneumonia' or 'history of pneumonia'
Examples: 'Patient has a history of pneumonia treated with antibiotics in 2022.'

Coding Guidelines

Usage Guidelines & Examples

Follow guidelines for chronic respiratory conditions
Avoid using acute pneumonia codes for historical cases

Code Exclusions

Important Exclusions

Active pneumonia diagnoses
Other respiratory conditions like COPD or asthma

Specialty Focus

Primary Specialty

Pulmonology

Specialty Applications

Patients with a history of pneumonia
Pulmonology clinics and primary care settings

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

Comprehensive clinical documentation
Accurate code selection based on clinical criteria
Proper exclusion considerations
Specialty-specific coding guidelines

Documentation

Documentation Templates

Billing Information

Billing Considerations

Ensure proper documentation for billing
Verify code specificity requirements
Check for any additional codes needed
Review payer-specific guidelines

Common Issues

Insufficient clinical documentation
Incorrect code selection
Missing supporting diagnoses
Timing and frequency documentation

Frequently Asked Questions

Documentation requirements?

Document the date of the last episode and treatment details.

Billing considerations?

Ensure accurate coding to reflect the history and any ongoing treatment.

History Of Pneumonia

Diagnosis Overview

Key Clinical Considerations:

Clinical Information

Clinical Criteria & Documentation Requirements

Coding Guidelines

Usage Guidelines & Examples

Code Exclusions

Important Exclusions

Related ICD-10 Codes

Related CPT Codes

Specialty Focus

Primary Specialty

Specialty Applications

Coding Complexity

Documentation

Documentation Templates

Billing Information

Billing Considerations

Common Issues

Frequently Asked Questions

Documentation requirements?

Billing considerations?

History Of Pneumonia

Diagnosis Overview

Key Clinical Considerations:

Clinical Information

Clinical Criteria & Documentation Requirements

Coding Guidelines

Usage Guidelines & Examples

Code Exclusions

Important Exclusions

Related ICD-10 Codes

Related CPT Codes

Specialty Focus

Primary Specialty

Specialty Applications

Coding Complexity

Documentation

Documentation Templates

Billing Information

Billing Considerations

Common Issues

Frequently Asked Questions

Documentation requirements?

Billing considerations?